Tesla Model S: From Insane to Ludicrous to slice 1/4-mile times

george parrott 257 views Feb 29, 2016 2015 Tesla Model S P85D in Ludicrous mode jumped at start of drag race [photo: George Parrott] Enlarge Photo The original Tesla Model S P85D is quick, but it has now been superseded by the P90D, with its even more outrageous “Ludicrous” option. To lessen the sting for early P85D adopters, Tesla Motors also offers a “Ludicrous Upgrade” option for the earlier car--and many performance-minded P85D owners have chosen to get the $5,000 upgrade (plus labor costs). That would include me. DON'T MISS: Drag-Racing My Tesla P85D: 71-Year-Old Novice Hits The Strip (Video) But how much actual performance improvement does this upgrade provide? I've previously reported on the drag strip performance of my 2015 P85D as it has evolved from the original software to the latest functions in Version 7.0. 2015 Tesla Model S P85D showing added Ludicrous mode ...